You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I want to travel from PHL to DTW. Can you book a flight ticket for me?

ASSISTANT: Sure, may I know your planned travel dates please?

USER: I want to fly in the flight on May 29 and May 31.

ASSISTANT: Would you like to travel in a connecting flight or a direct flight?

USER: I am looking for a connecting flight.

ASSISTANT: DO you have any class preference?

USER: I prefer to travel in economy class.

ASSISTANT: Do you have any particular time for departing and returning?

USER: No.

ASSISTANT: May I know your good name please?

USER: I am Linda Smith.

ASSISTANT: We found JetBlue airline with economy class and flight number is 1004 with arrival time is 6.00 hours and departure time is 12.00 hours.Shall I proceed for booking?

USER: Proceed to booking.

ASSISTANT: Your ticket is booked.

USER: Thank you for your help.

ASSISTANT: You are welcome.