You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I be your helping hand today?

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

ASSISTANT: Sure, we are glad to help you.

USER: Thanks.

ASSISTANT: Ok, help me with your planned dates.

USER: Sure, my planned travelling dates are Mar 08 and Mar 10.

ASSISTANT: Is there any connection limit for you?

USER: Yes, I am looking for a flight with 1 connection.

ASSISTANT: In which class, you prefer to go?

USER: Yes, I prefer business class.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: To proceed further, we need your name.

USER: Sure, my name is Debra Parker.

ASSISTANT: Ok, please standby.

USER: Ok, take your time.

ASSISTANT: Thank you for waiting, no flights were found based on your schedule.

USER: It's ok, thank you for the information.

ASSISTANT: Thank you for reaching us.