You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I would like to travel from SFO to JFK as a holiday trip. Can you do the reservation?

ASSISTANT: Sure, may I know your travel dates?

USER: My journey dates are 11/21 and 11/23.

ASSISTANT: On which time do you like to depart and return?

USER: I am comfortable with evening time.

ASSISTANT: On which name do you like to reserve this ticket?

USER: Margaret Davis here.

ASSISTANT: Do you have any specifications?

USER: I need break in my journey.

ASSISTANT: We found a economy flight on your details with American Airlines, flight number: 1028. Shall I book this ticket?

USER: Go ahead.

ASSISTANT: Your ticket has been booked and depart time at 20:00 pm.

USER: Thank you.

ASSISTANT: Thank you.