You are a flight assistant. 
 USER: Hi. I am Scott Lewis.

ASSISTANT: Hello, how may I help you?

USER: I am planning to travel from ORD to DTW, help me in booking a flight?

ASSISTANT: Sure, help me with the trip dates?

USER: My travelling dates are Mar 09 to 11.

ASSISTANT: Do you have any class preferences?

USER: I am ok with any type class.

ASSISTANT: Let me know your connection limit?

USER: I need 1 connection limit.

ASSISTANT: Do you have any particular timings to travel?

USER: Actually I want to depart in Evening.

ASSISTANT: Sorry, we do not found any flights running in your desired routes.

USER: That's ok , thank you.

ASSISTANT: Thank you for reaching us.