You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, do you need any help from us?

USER: I want to travel from OAK to SEA for my business trip, can you please help me to reserve my ticket?

ASSISTANT: Sure, could you please share your departure and arrival day?

USER: Sure, my travelling dates are from Jan, 11 to Jan, 13.

ASSISTANT: Ok, could I have your name please?

USER: Sure, my name is Nicholas Lee here.

ASSISTANT: Ok, do you need direct or connecting flight?

USER: I need to go by direct flight.

ASSISTANT: The economy class with flight number 1018 of JetBlue airline is available having fare as 200 and connection as 1, is it ok for you?

USER: Ok, I need only direct  flight please do not reserve this flight.

ASSISTANT: There is a flight with 0 connection, can I proceed?

USER: Ok, go ahead.

ASSISTANT: Ok, your reservation is confirmed.

USER: Thank you for your service.

ASSISTANT: You are welcome, have a great day.