You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: Can you please help me to search a flight from TX-HOU to CA-SFO?

ASSISTANT: Sure, can I know the travel dates please?

USER: The travel dates are 01/02 to 01/04.

ASSISTANT: May I know your name please?

USER: Sure, my name is Andrew Turner.

ASSISTANT: There is a flight with price 100, can I book it?

USER: Yes, proceed with my booking.

ASSISTANT: Your ticket has been booked with flight number 1001.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us.