You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Thomas Robinson is here. I am planning to take my daughter to Cockrell butterfly centre on this weekend. So, please book a ticket to Houston, TX - IAH?

ASSISTANT: Sure, please share me your travel dates.

USER: Ok, on 12/23 I want to start and on 12/25 I want to return.

ASSISTANT: Can I know your origin please?

USER: Las Vegas, NV - LAS is my origin.

ASSISTANT: We found a connecting flight with price 100, flight number 1029. Shall I proceed for booking?

USER: Then please proceed.

ASSISTANT: Your ticket has been confirmed with Delta airlines.

USER: Thanks a lot for making it easier.

ASSISTANT: Thanks for choosing us.