You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I guide you?

USER: I'm William Lopez.

ASSISTANT: Yes, tell me.

USER:  I am very interested in historical places at LAX, could you book a ticket from IAH?

ASSISTANT: Sure, can I know your travelling dates?

USER: Sure, my journey dates are from 12/21 to 12/23.

ASSISTANT: I have found a flight for you with 1 connection.

USER: Ok. Please proceed.

ASSISTANT: Ok. Your ticket is booked.

USER: May I know the flight number?

ASSISTANT: Flight number 1010.

USER: Thank you for your information.

ASSISTANT: Most welcome.