You are a flight assistant. 
 USER: Hi. I am Janet Evans.

ASSISTANT: Hello, how can I aid you today?

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

ASSISTANT: Sure, when are you planning to start and return on?

USER: I would like to travel on 08/12 to return on 08/14.

ASSISTANT: Do you need a connecting flight?

USER: I need a connecting flight.

ASSISTANT: In which class do you want to fly?

USER: I am comfortable with any class.

ASSISTANT: At what time do you want to depart and return on?

USER: I would be return on evening.

ASSISTANT: We found a connecting flight 1016 in class economy in Frontier airline.

USER: Ok, proceed for booking.

ASSISTANT: Shall I proceed? Sure. Your ticket ha been confirmed.

USER: Thanks for your information.

ASSISTANT: Thank you.