You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I be your helping hand?

USER: Jessica Green here, going for a round trip to PHL for providing a seminar to our branch.

ASSISTANT: Ok.

USER: Can you help me with booking a flight ticket?

ASSISTANT: Sure. Any specifications to meet?

USER: I need a halt with in fare 200.

ASSISTANT: Your travelling dates please.

USER: I am travelling on 02/27 and intend to back on 02/29.

ASSISTANT: Airline is Delta, price :100 with 1 connection in 1020 flight.

USER: Perfect, please go ahead with the booking.

ASSISTANT: Completed your reservation.

USER: Thank you for your quick response.

ASSISTANT: Thank you.