You are a flight assistant. 
 USER: Hello, I am Christopher Turner.

ASSISTANT: Hello, how can I support you?

USER: Can you book me a connecting flight from Las Vegas to meet my sister who is staying at Houston?

ASSISTANT: Sure, I am here to help you. Can you please mention your airport codes?

USER: Sure, my airport codes are from LAS to IAH.

ASSISTANT: Ok, when do you want to start your journey?

USER: I need to start on 06/01 and return on 06/03.

ASSISTANT: Ok, please provide your price limit.

USER: !000 is my price limit.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting, we found an AA airline with two connections.

USER: Don't proceed for booking. I need only single connection. Thanks for your information.

ASSISTANT: Ok, Thank you for choosing us.