You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you today?

USER: I need to reach Oakland to participate in dance event so please help me with flight ticket booking from Denver.

ASSISTANT: Sure, could you please let me know your travelling dates?

USER: Sure, I need to travel on dates of 10/10 and 10/12.

ASSISTANT: Notes, may I know the airport codes on which route you want to travel?

USER: Sure, I have to move from DEN and landing in OAK.

ASSISTANT: Ok, I found a flight matching your dates with price 200 and connection 1. Shall I proceed?

USER: But I need connection 0 so please check with that.

ASSISTANT: Sorry to say, no direct flights are available on your dates.

USER: Oh! It is sad to hear. Anyway, thank you for your time.

ASSISTANT: May I know your name for documentation purpose?

USER: Sure, myself Jack Evans,.

ASSISTANT: Thank you for reaching us, have a nice day.

USER: Most welcome.