You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello.

USER: I am Daniel Williams.

ASSISTANT: How can I help you?

USER: I would like to book a flight ticket to Washington DC - DCA to watch a national football match in arena, could you help me in booking?

ASSISTANT: Sure.

USER: Thank you.

ASSISTANT: Kindly let me know your travelling dates.

USER: I want to travel on 10/23, and need to catch return flight on 10/25.

ASSISTANT: Do you need any break?

USER: Yes, I need a break.

ASSISTANT: From where would you like to start from?

USER: I would like to start from Detroit, DTW.

ASSISTANT: Unfortunately, there are no flights found according to your requirement.

USER: Ok, no issues. Thanks for the information.

ASSISTANT: Thank you for contacting us.