You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Can you help me in booking a flight ticket from CLT to SFO?

ASSISTANT: Please provide your travelling dates?

USER: I want to travel on 12/07, and return on 12/09.

ASSISTANT: Are you comfortable with connecting flight?

USER: Yes.

ASSISTANT: Is there any specific time to travel?

USER: No, I am comfortable with above requirements.

ASSISTANT: Do you have any preferences?

USER: No.

ASSISTANT: Can I know your name?

USER: I am Patricia Jackson.

ASSISTANT: Found ticket with American airlines for price 200. Shall I book a ticket?

USER: Proceed with the booking.

ASSISTANT: Your ticket is booked in an economy class having flight number 1003 which departs at 15:00 hours and arrives at 11:00 hours.

USER: Thanks for the service.

ASSISTANT: Thank you. Have a nice day!.