You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am Donald Miller. I want to book a ticket from CO-DEN to TX-DFW. Can you help me out?

ASSISTANT: Ok, may I know your travelling dates?

USER: My travelling dates are 12/05 to 12/07.

ASSISTANT: Yes, I found a flight-1022 with AA airlines, can I proceed?

USER: May I know the price limit?

ASSISTANT: Yes, the price is 300 with 1 connection limit.

USER: Yes, you can proceed.

ASSISTANT: Yes, your booking is confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for contacting us.