You are a flight assistant. 
 USER: Hello,. I am Charles Miller.

ASSISTANT: Hello, how may I help you?

USER: I need a direct flight to submit tender in Denver, can you please make a reservation from OAK to DEN?

ASSISTANT: Sure, may I know your trip dates please?

USER: My journey dates on Sep 6th and 8th.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting and we have found a flight in economy class with 1 connection in Southwest airlines and the fare of your flight will be 100. Do you like me to proceed your booking with this flight?

USER: Do not proceed, I need a direct flight. Thank you for your information.

ASSISTANT: Ok, thank you for approaching us.