You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,.

USER: I am Kenneth Thomas.

ASSISTANT: How can I assist you?

USER: I need your assistance in booking my flight ticket under a price of 1000?

ASSISTANT: Sure, I will help you. May I know your dates of travelling?

USER: Sure, 09/02 and 09/04 are my planned travel dates.

ASSISTANT: Help me with the source and destination codes.

USER: Ok, My Source : Washington DC - DCA. My Destination : San Francisco, CA - SFO.

ASSISTANT: Please wait for couple of minutes.

USER: OK.

ASSISTANT: Thank you for being patience, I found a flight with the number 1011 and an airline JetBlue.

USER: OK.

ASSISTANT: Shall I proceed to book?

USER: Please proceed.

ASSISTANT: Your flight ticket has been booked.

USER: Thanks for your assistance.

ASSISTANT: Thank you for reaching us for booking process.