You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am Ashley Miller. I want to book a ticket from IAD to OAK to attend seminar, can you help me in booking?

ASSISTANT: Sure, I can help you. Can I know your travelling dates?

USER: I am departing on Feb 20 and return on Feb 22.

ASSISTANT: Do you need any break?

USER: I need a flight with connection limit 1.

ASSISTANT: Please be on hold for sometime, as I can check a flight for your journey with the best airlines.

USER: Sure, take your time.

ASSISTANT: We found a American airline, flight number:1007 and the price is 100.

USER: Please proceed for booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.