You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you today?

USER: I want to book a flight ticket from DEN to SFO. Could you help me in booking?

ASSISTANT: Sure, may I know your travelling dates?

USER: My travelling dates are from Apr 30 - May 02.

ASSISTANT: On which name shall I reserve flight ticket?

USER: Shirley Phillips.

ASSISTANT: Do you need any specifications?

USER: I prefer for connecting flight.

ASSISTANT: Please wait a moment.

USER: Ok.

ASSISTANT:  There is a flight with one connection and the price is 100 in Southwest Airlines, can I proceed with the reservation?

USER: Yes, proceed.

ASSISTANT: Your ticket has been reserved with the flight number 1000 in economy class.

USER: Thank you.

ASSISTANT: Thank you for reaching our service.