You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I give assistance to you?

USER: I am planning to book a flight ticket to Detroit, can you please help me out?

ASSISTANT: Sure, Let me know your good name please.

USER: Sure, myself Mary Adams.

ASSISTANT: May I know your preferred journey dates?

USER: I planned my journey on the dates Sept 18 and Sept 20.

ASSISTANT: Ok, Kindly please share your class preference.

USER: I am happy with any class that your provide.

ASSISTANT: How many connections that you are looking for?

USER: I am looking for a connecting flight.

ASSISTANT: Do you have any concerns for your journey?

USER: Yes, thank you for asking. I want morning flight at the time of departure.

ASSISTANT: To proceed further, May I know your depart point?

USER: Sure, my departure airport code is DCA.

ASSISTANT: Thanks for your details, please wait for a while.

USER: I will wait for your response.

ASSISTANT: Sorry to notify you that, we did not find any flights found to that location due to bad weather conditions.

USER: That's fine, I will go with other service. Anyway thank you for checking.

ASSISTANT: Thank you for reaching our service.