You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I am looking for flight ticket from LGA to DCA. Can you please help me out?

ASSISTANT: May I know your trip dates?

USER: My trip dates are Dec 05 and Dec 07.

ASSISTANT: Do you prefer any connection limits?

USER: I need direct flight.

ASSISTANT: May I know your specifications?

USER: No.

ASSISTANT: There is a direct flight in Spirit airlines with the fare 500.

USER: Myself Alexander Davis. Please book my ticket with that name.

ASSISTANT: Your booking is done.

USER: Thank you.

ASSISTANT: Thank you.