You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Melissa Jackson, I want to book a flight ticket from DCA to SFO in the month of January. Can you please help me about it?

ASSISTANT: may I know your travelling dates please?

USER: My travelling dates are 01/30 and 02/01.

ASSISTANT: There is a flight with single connection, can I proceed for booking in 1008?

USER: Yes, please proceed with my booking.

ASSISTANT: Your booking is done in Spirit airlines.

USER: I appreciate your service, thank you for the help.

ASSISTANT: Thank you for choosing us.