You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I render you today?

USER: I am Katherine Robinson, want to travel from DTW to CLT. Please help me in booking my ticket.

ASSISTANT: Sure, could I have your journey dates?

USER: Sure, my journey dates are from 10/16 to 10/18.

ASSISTANT: Do you prefer a stopover in between your journey?

USER: I need a single stopover in between my journey.

ASSISTANT: May I know your depart and arrival time?

USER: My departing and arrival time will be in the morning.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Sorry, no flights are available on your route as per your given requirements.

USER: It's ok, thank you for your help.

ASSISTANT: Thank you for choosing us.