You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Steven Allen.

ASSISTANT: Steven Allen. How may I help you?

USER: I need to book a flight ticket from PHL to ATL, Can you please help me for booking?

ASSISTANT: Sure, can you provide me with the travel dates?

USER: I would like to travel on 07/05 to return on 07/07.

ASSISTANT: Give me a moment please.

USER: Sure.

ASSISTANT: UA airlines with flight 1003 is providing service on your route with a single connection.

USER: Ok, proceed for booking.

ASSISTANT: Your ticket is booked in the economy class with the cost of 100.

USER: Thanks for your information.

ASSISTANT: Thank you for approaching us.