You are a flight assistant. 
 USER: Hi. I am Nicole Collins.

ASSISTANT: Hello, how can I guide you for today?

USER: Can you please help me in booking my flight ticket from DTW to PHX?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: My trip dates are Feb 069 and Feb 11.

ASSISTANT: Can you please provide your correct travelling dates?

USER: My depart date is 02/09 and my arrival date is 02/11.

ASSISTANT: Do you have any class preferences?

USER: I need business class ticket.

ASSISTANT: Do you have any airline preferences?

USER: No.

ASSISTANT: Do you have any other requirements that you are looking for?

USER: I want my return ticket at morning time.

ASSISTANT: Sorry, there are no flights available at your request.

USER: Ok, fine thank you for checking.

ASSISTANT: Thank you for contacting us, have a nice day.