You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I address you?

USER: I would like to book a flight with Business class. Could you please help me with  booking a flight ticket?

ASSISTANT: Sure, when are you planning to make your trip?

USER: Sure, my travelling dates are June 28 and June 30.

ASSISTANT: How many connections are required?

USER: I need a lay by in between the journey.

ASSISTANT: Will you please provide your airport codes?

USER: My airport codes are PHL and SEA.

ASSISTANT: May I know your name?

USER: I am Kathleen Campbell.

ASSISTANT: Thanks for providing your details, currently there are no flights going on your way.

USER: No worries, thank you for the information.

ASSISTANT: Thank you for choosing us.