You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: Please book me a flight ticket from ORD to BOS to meet my family.

ASSISTANT: Sure, will you mention your travelling dates please?

USER: I have planed to travel on Apr 09th and return on Apr 11th.

ASSISTANT: Do you have any preferences about flight connections?

USER: I prefer connecting flight.

ASSISTANT: Do you have any preferences about class?

USER: No, thanks.

ASSISTANT: Please mention your name.

USER: Edward Walker.

ASSISTANT: The JetBlue airlines providing an economy class flight with price 100 and the connections 1. Shall I confirm your ticket?

USER: Ok, please book this ticket.

ASSISTANT: Your ticket is booked. The flight number is 1009.

USER: Thank you.

ASSISTANT: Welcome, have a great day.