You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Samuel Moore.

ASSISTANT: How may I assist you?

USER: I would like to travel to Detroit to attend my friend's wedding. Can you help me in booking a flight ticket from DEN?

ASSISTANT: Sure, may I know your destination airport code?

USER: My destination airport code is DTW.

ASSISTANT: On which dates do you like to travel?

USER: I am planning to travel on June 04 and return on June 06.

ASSISTANT: At what price range are you looking for?

USER: I can afford up to 1000.

ASSISTANT: Sorry there is no flight on your details.

USER: It's ok, no problem. Thank you for the information.

ASSISTANT: Thank you.