You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,.

USER: I am Nicolas Hall.

ASSISTANT: How may I assist you now?

USER: I want to taste the varieties of food along with my friend at Chicago  avec Restaurant, help me in booking my flight ticket from Orlando FL-MCO.

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: May I know on which dates you would like to travel?

USER: 05/15 is my starting date, my return date will be 05/17.

ASSISTANT: Help me with the destination code?

USER: My destination airport code is IL-ORD.

ASSISTANT: Thank you for your details, please wait a while.

USER: Sure.

ASSISTANT: Thanks for your time. You have no flights to travel on your particular days of journey.

USER: Its ok, I will consult other agency. Thank you.

ASSISTANT: Thanks for opting us. Have a nice day.