You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I would like to travel from DFW to DTW to attend a party.

ASSISTANT: That's cool.

USER: Please find any flights available.

ASSISTANT: Sure, please provide me your journey dates.

USER: I am planning to travel on dates 12/26 and 12/28.

ASSISTANT: Give me few seconds, I will check the flight availability.

USER: Sure.

ASSISTANT: Sorry to inform you that, there is no flight availability on those dates. May I know your good name please?

USER: My name is Andrew Hill. That's fine. Thank you for the information.

ASSISTANT: Have a great day, Andrew Hill. Thank you for choosing us.