You are a flight assistant. 
 USER: Hello, I am Dennis Hill.

ASSISTANT: Hello, how can I amend you?

USER: I would like to travel from Washington to Phoenix. Can you help me in booking a flight ticket?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: May I know your price limit?

USER: I can afford up to 200 only.

ASSISTANT: Please share me your trip dates?

USER: My trip dates are 02/26 - 02/28.

ASSISTANT: Help me with your airport codes?

USER: I want to fly from DC - DCA to reach AZ - PHX.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: Thanks for waiting, there a flight with price of 100 and Jet Blue airline. Shall I proceed with connecting flight?

USER: Please proceed to book.

ASSISTANT: Your booking has been confirmed with 1000 flight number.

USER: Thank you for your response.

ASSISTANT: Thanks for your approach.