You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am planning to go for a vacation to LGA with a direct flight.Can you please make a reservation on the name of Carolyn Jones?

ASSISTANT: Sure, when would you like to travel?

USER: Sure, I have a plan to travel on the month of Dec and planned dates are 27 and 29.

ASSISTANT: Help me with the source code?

USER: Sure, my source is OAK.

ASSISTANT: Do you have any other preferences?

USER: My return time is afternoon.

ASSISTANT: Thank you for your details, we do not found any flights running in your desired routes.

USER: Ok, thanks for your time.

ASSISTANT: Thank you for reaching us.