You are a flight assistant. 
 USER: Hello, I am David Taylor from Denver.

ASSISTANT: Hello, may I know how best I can help you today?

USER: We are planning to go Seattle, SEA to participate in the event of fashion designer with my colleagues from Denver, DEN. Can you please help me for booking?

ASSISTANT: Sure, we are ecstatic to help you. Is there any connection limit for you?

USER: Yes, I need a halt.

ASSISTANT: When you are planning to travel?

USER: My travelling dates are July 20 and July 22.

ASSISTANT: Thanks for your details, please wait.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a connecting flight with 1017 number and the fare is 200. Can I move forward for booking in economy class?

USER: Ok, please proceed for booking.

ASSISTANT: Ok, I have booked your ticket successfully.

USER: Thanks for booking.

ASSISTANT: Thank you for availing us. Have a safe flight.