You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: I am Michael Johnson.

ASSISTANT: Ok.

USER: I want to book a flight ticket from IAD to JFK. Can you help me in booking with a connecting flight?

ASSISTANT: Sure, please mention your journey dates.

USER: My journey dates are from 07/18 to 07/20.

ASSISTANT: Ok, may I know your price limit?

USER: I can bare up to 5000.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thank for waiting, there is a flight in Hawaiian airline with a halt in between your journey and the price is 200. Shall I proceed?

USER: Ok, Proceed.

ASSISTANT: Ok, your booking has done and the flight number is 1011.

USER: Thank you.

ASSISTANT: thank you for serving you.