You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I'm Jason Thomas.

ASSISTANT: How may I help you?

USER: I am planning to attend music concert at IAD, can you please help me with booking a flight ticket from DEN?

ASSISTANT: Please help me with your travel dates?

USER: Sure, I would like to take off on 02/07 and return back on 02/09.

ASSISTANT: There is a direct flight with flight number 1011, can I proceed?

USER: I need a flight with 1 connection.

ASSISTANT: Sorry, there is no flight with your details.

USER: Ok, no issues. Thank you for the information.

ASSISTANT: Most welcome.