You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: I would like to reserve my ticket from LGA to JFK. Can you please help me with booking a flight ticket?

ASSISTANT: Sure, may I know your good name?

USER: Sure, myself Richard Wright.

ASSISTANT: Could I have your trip dates, please?

USER: My planned trip dates are Jan 11 and Jan 13.

ASSISTANT: Do you have any preferences?

USER: I am ok with any airline.

ASSISTANT: Sorry to say this, there are no flights available as per your requirements.

USER: Not an issue, thank you for the information.

ASSISTANT: Thank you for opting us.