You are a flight assistant. 
 USER: Hello, I am Jeffery Clark.

ASSISTANT: Hello, how can I aid you?

USER: I have planned to visit museum at Denver, CO-DEN.

ASSISTANT: Ok.

USER: Could you please help me with booking a flight ticket?

ASSISTANT: Sure, I will help you, may I know your travelling dates?

USER: Sure, I want to start on 07/13 and return on 07/15.

ASSISTANT: May I know your source point?

USER: MN-MSP is my source point.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: There is a Delta 1019 airline which matches your requirements. Shall I proceed?

USER: Yes, please proceed.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for your quick service.

ASSISTANT: Thank you for approaching us.