You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: I am Donald Martinez, can you help me to book a flight ticket?

ASSISTANT: Sure Donald, I am happy to help you. Will you please provide me airport codes?

USER: I would like to travel from DCA to DTW.

ASSISTANT: Please provide me your travel dates.

USER: My travelling dates are 02/29 and 03/02. 1 connection with 200 price are my limits.

ASSISTANT: Please wait a moment.

USER: Ok.

ASSISTANT: Thank you for waiting. I have found a flight 1008 with connections 2. Are you comfortable with it?

USER: No, please do not proceed. Thank you for your help.

ASSISTANT: Ok Donald, your ticket has not booked. Thank you for reaching us. Have a good day.