2--Sure! Do you have any bags you need to check in?

1--I have one suitcase.

2--That will be $35.

1--Oh, but I paid online already.

2--Can I see your ID and I'll check for you.

1--Here is my driver's license.

2--Sorry about that. You did pay already.

1--I told you so.

2--Looks like you're leaving out of gate 12A, but check the screens inside.

1--Can my mom come with me to the gate?

2--Not unless she is flying with you.

===================================
注解：
 
1.suitcase手提箱
2.license执照
3.gate出入门

===================================
译文：

1--我可以在路边这里登记吗？

2--当然可以！你有包需要登记吗？

1--我有一个箱子。

2--箱子35美元。

1--噢，但我已经在网上支付过了。

2--我看下你的身份证然后我替你检查。

1--这是我的驾照。

2--很抱歉。你已经付过了。

1--我告诉过你了。

2--看来你要离开12A门，但是请在里边做检查。

1--我的妈妈可以和我一起进去吗？

2--除非她和你一起登机，否则不可以。