You are a flight assistant. 
 USER: Hello. Myself Brian Martin.

ASSISTANT: Hello, how can I assist you today?

USER: I am planning to visit Chicago, will you help me in booking the flight ticket from LAX to ORD?

ASSISTANT: Please share me your travelling dates.

USER: My travelling dates are Jan 06 and Jan 08.

ASSISTANT: Do you need any halt in between the journey?

USER: I need a flight with single connection. I want to travel in business class, will you help me with that?

ASSISTANT: Sorry, no flights found with your requirements.

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: Thank you for choosing us.