You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I best help you?

USER: I am Stephen Roberts want to travel to CA-SFO to meet my brother. Can you book a connecting flight?

ASSISTANT: Sure, may I know your travelling dates?

USER: My travelling dates are 12/10 and 12/12.

ASSISTANT: Is there any restrictions in ticket fare?

USER: I can afford up to 5000.

ASSISTANT: May I know from where you are flying from?

USER: I will depart from NV-LAS.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: There is a flight found with JetBlue airline of flight number 1009 and fare is 100. Shall I proceed for booking?

USER: Ok, you can proceed.

ASSISTANT: Your ticket has been confirmed.

USER:  Thank you for booking.

ASSISTANT: Thanks for contacting us.have a nice journey.