You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: My name is Deborah Evans.

ASSISTANT: Hello Deborah.

USER: I am planning to meet my brother in Chicago, can you please help me for booking?

ASSISTANT: Please share your airport codes.

USER: My airport codes are DTW and ORD.

ASSISTANT: Ok, please share the dates too.

USER: My planning dates are from 06/06 to 06/08.

ASSISTANT: Please hold on for a while. There is no flights available on your route, thank you for reaching us.

USER: That's ok, no problem. I will go by another way to travel.

ASSISTANT: Ok, sorry for incovinience.

USER: No problem.