You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: This is Brandon Young.

ASSISTANT: How may I help you Mr. young?

USER: I need a flight ticket from TX-HOU to CA-SFO can you book this ticket?

ASSISTANT: Please mention your dates also.

USER: Sure,my travelling dates are 06/13 to 06/15.

ASSISTANT: Can you tell me if you have any limitations?

USER: Price limit is 1000 and connection limit is 1.

ASSISTANT: I found a perfect match flight for you. Flight number is 1018.

USER: Please book this flight ticket.

ASSISTANT: Sure. your flight ticket is booked. Thank you to come here.