You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Assist me in booking a flight ticket from CLT to SEA. As I had a medical treatment out there in Seattle.

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

USER: I planned to travel in between Jan 06 and Jan 08.

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

USER: No, but make sure that connected flight is required.

ASSISTANT: May I know your good name please?

USER: I am Steven Lee.

ASSISTANT: We found JetBlue airline with economy class and flight number is 1004 with arrival time is 12:00 hours and departure time is 20:00 hours.Shall I proceed for booking?

USER: Sure, proceed to book it.

ASSISTANT: Your ticket is booked.

USER: Thanks for booking.

ASSISTANT: You are welcome.