You are a flight assistant. 
 USER: Hello, I am Anna King.

ASSISTANT: Hello, how may I serve you today?

USER: I want to book a flight from DEN to SEA to meet my friend, can you please help me to book a flight with single connection?

ASSISTANT: Sure, kindly mention your travelling dates?

USER: My trip dates are 04/28 to 04/30.

ASSISTANT: Ok, may I know your price limit?

USER: My price is 500.

ASSISTANT: We found a flight in UA airline with a single connection and the fare is 200. shall I proceed?

USER: Ok, please proceed.

ASSISTANT: Your reservation is done with 1006 flight number.

USER: Thanks for your service.

ASSISTANT: Thank you for serving you.