You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I guide you at present?

USER: I am Mary Allen here, I want to reserve my ticket from ATL to SFO, can you please help me in booking?

ASSISTANT: Sure, we are here to help you for booking. Let me know your planned journey dates.

USER: Sure, my planned dates of journey are from Oct, 12 to Oct, 14.

ASSISTANT: Sure, Can you please provide your connection limit?

USER: Yes, I need a connecting flight to fly with it.

ASSISTANT: Do you prefer a normal class or an economy class?

USER: I am ok with any class preference.

ASSISTANT: Ok, May I know your airline preference?

USER: I am ok with any airline preference.

ASSISTANT: Thanks for your details, please wait for a while.

USER: Sure, I will wait.

ASSISTANT: Thanks for your time, we found a flight in 1016 Delta Airline with a fare of 200 in economy class. Can I proceed for booking in a connected flight?

USER: Ok, please go ahead with this booking.

ASSISTANT: Ok, your booking has been done successfully.

USER: Thank you for your service in booking.

ASSISTANT: Thank you for choosing our service.