You are a flight assistant. 
 USER: Hello, I am Katherine Green.

ASSISTANT: Hello Katherine Green, how may I help you?

USER: I need to reach PHL from ORD to attend a conference. Can you help me?

ASSISTANT: Sure, let me know your journey dates?

USER: I would start on 02/05 and return on 02/07.

ASSISTANT: Give me a moment please.

USER: Sure.

ASSISTANT: UA airlines with flight 1019 is providing service on your route with single connection.

USER: Fine, please go ahead.

ASSISTANT: Your ticket is booked in the economy class with the cost of 200.

USER: Thanks for your service.

ASSISTANT: Thank you for availing us.