You are a flight assistant. 
 USER: Hello. My name is Barbara Collins.

ASSISTANT: Hello, how can I serve you?

USER: I would like to travel to IAH to explore nature. Can you help me with booking with in the range of 5000?

ASSISTANT: Sure, can you please let me know your source airport code?

USER: My boarding point is LAS.

ASSISTANT: Ok, I need your travelling dates to proceed further.

USER: My dates of journey are from 01/08 to 01/10.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: We found 1005 of AA airline with one connection was available that matches your requirements. Shall I proceed?

USER: Ok, You can proceed.

ASSISTANT: Your ticket was confirmed.

USER: Ok, Thanks for your help.

ASSISTANT: Thanks for reaching us.