You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, what services are you seeking from us?

USER: I need to book a flight ticket from ORD to LAX to enjoy Innovation festivals, can you help me in booking a flight ticket?

ASSISTANT: Sure, I am here to help you. When are you planning to start and return?

USER: Sure, my journey dates are Feb 22 and Feb 24.

ASSISTANT: Is there any class preference?

USER: No.

ASSISTANT: Do you prefer any other preferences?

USER: I prefer maximum one connection.

ASSISTANT: To proceed further, we need your name.

USER: Sure, Mary  Garcia here.

ASSISTANT: There is a United Airlines providing best services for you in economy class with a fare of 100 and the flight number is 1026. Shall I proceed?

USER: Yes, you can.

ASSISTANT: Ok, your ticket has been confirmed.

USER: Thank you for your assistance.

ASSISTANT: Thank you for visiting us.