You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I serve you today?

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

ASSISTANT: Sure, I will help you with booking. Please share me your planned journey dates?

USER: I like to travel on Feb 26 to 28.

ASSISTANT: Do you want direct flight or connecting flight?

USER: I prefer single connection flight.

ASSISTANT: Do you have any other requirement?

USER: I want to departure in afternoon flight.

ASSISTANT: May I know your name please?

USER: I am Brandon Collins.

ASSISTANT: Thank you for  the details, sorry there is no flight found on your given journey data.

USER: That's ok, thank you.

ASSISTANT: Thank you for visiting us.