You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I'm Richard Smith want to attend my shooting in San Francisco, can you book a ticket from IAH to SFO?

ASSISTANT: Sure, can you provide your travelling dates to proceed further?

USER: Sure, my travel dates are 08/12 and 08/14.

ASSISTANT: Do you have any other specifications?

USER: Yes, my price should not exceed 1000 and connection should be 1.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: Thanks for waiting, There was a UA airline with 1005 number flight available having one connection and price limit is 900. Shall I proceed further with booking?

USER: Yes, proceed with my booking.

ASSISTANT: May I know your name please?

USER:  I'm Richard Smith.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thanks for choosing us.