You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I need to reserve a ticket from LAX to DCA, can you help me in doing that?

ASSISTANT: Sure, may I know your travelling dates?

USER: My trip dates are Sep 23 to 25.

ASSISTANT: On which name shall I reserve flight ticket?

USER: Donald Lee here.

ASSISTANT: Do you need any specifications?

USER: I need a single connecting flight.

ASSISTANT: Please wait a moment.

USER: Sure, take your time.

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

USER: Ok, proceed.

ASSISTANT: Your ticket has been reserved with the flight number 1005. Thank you for reaching our service, have a safe journey ahead.

USER: Thank you.