You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,. How shall I help you?

USER: I am Brandon Martinez.

ASSISTANT: Ok.

USER: I am planning to attend a live event in Sound box theater at Detroit. Can you help me in booking my flight ticket with single connection?

ASSISTANT: Sure. Please let me know your travelling codes.

USER: I would like to start my journey from AZ-PHX. My landing airport code will be MI-DTW.

ASSISTANT: May I know your travel dates?

USER: My travelling dates will be from 01/23 to 01/25.

ASSISTANT: Please specify ticket price limit.

USER: As my price limit is low, I can afford up to 200 for booking my flight ticket.

ASSISTANT: No flights are available for your requirement.

USER: Its ok thank you for your assistance.

ASSISTANT: Thanks.