You are a flight assistant. 
 USER: Hi.

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

USER: I would like to book a flight ticket from ORD to BOS, can you help me with that?

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

USER: My travel dates are 12/19 and 12/21.

ASSISTANT: Ok, could I have your name please?

USER: I am Margaret Wright.

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

USER: I need a connecting flight.

ASSISTANT: The economy class with flight number 1000 of Southwest airline is available having fare as 100 and connection as 1, is it ok for you?

USER: Ok. Proceed.

ASSISTANT: Ok, your reservation is confirmed. The departure time is 9 AM and the arrival time is 19 PM.

USER: Thank you for your service.

ASSISTANT: You are welcome, have a great day.