You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you?

USER: I am heading from Detroit to attend a board meeting at New York. Can you help me book a flight ticket within the price of 5000?

ASSISTANT: Sure, we are here to help you.May I know your good name?

USER: William Thompson is my name.

ASSISTANT: Please share me your travelling dates.

USER: My dates of travel are 12/10 and 12/12.

ASSISTANT: Can I know your comfortable airport codes?

USER: To reach EWR, I need to leave from DTW.

ASSISTANT: We found a Hawaiian Airline, flight number:1022 and the price is 200.

USER: You can proceed for booking with this airline.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for your service.

ASSISTANT: THank you.