You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: My name is Alexander Miller, can you help me out for book a flight ticket?

ASSISTANT: Sure. Please provide your travelling details.

USER: Yes sure, my origin is DFW and my destination is JFK.

ASSISTANT: Please provide your travel dates.

USER: My travelling dates are 06/18 and 06/20.

ASSISTANT: Do you have any other requirements?

USER: Yes, price limit is 1000 with only 1 connection.

ASSISTANT: Your requirement details are matched with one flight price limit is 100 and 1 connection. Shall I proceed?

USER: That is fine, please confirm.

ASSISTANT: OK,wait a moment I will inform you flight number and airline details.

USER: OK.

ASSISTANT: Your flight ticket is booked, airline is Jet Blue and flight number is 1000.

USER: Thank you for your good service.

ASSISTANT: Thank you for contacting us.