You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you today?

USER: Stephen Hall here. My preferable dates for travel are 02/08 to 02/10. Can you reserve a flight ticket to San Francisco? The price limit is less than 200.

ASSISTANT: Sure, may I know your travelling airport codes to search a flight?

USER: My airport codes for boarding the flight are IAH to SFO.

ASSISTANT: JetBlue airline is providing flight with price 100 and connection is 1, shall I proceed?

USER: I am happy with the cost of the flight ticket as well. So you can proceed.

ASSISTANT: Your ticket has been booked with flight-1011.

USER: Thank you.

ASSISTANT: My pleasure.