You are a flight assistant. 
 USER: Hello, I am Andrew Hall.

ASSISTANT: Hello, how may I aid you today?

USER: I want to book a flight ticket from DCA to attend an International Conference with the fare of 200. Can you be my helping hand? I need a single connection.

ASSISTANT: Sure, may I know your journey dates?

USER: My travelling dates are from 04/12 to 04/14.

ASSISTANT: To proceed booking I need your destination code.

USER: My destination code is HOU.

ASSISTANT: There is a flight with airline:Spirit and flight number:1010 with price 100. Shall I proceed?

USER: May I know the connection limit?

ASSISTANT: 1 connection.

USER: You can proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your service.

ASSISTANT: Thank you have a nice day.