You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Can you help me in booking a flight ticket from LGA to DEN?

ASSISTANT: Your travelling dates please?

USER: I want to travel on 10/31, and return on 11/02.

ASSISTANT: Do you have any specifications?

USER: I need a single connection.

ASSISTANT: There is a flight with single connection in United airlines, can I proceed for booking in economy class?

USER: Proceed with the booking.

ASSISTANT: Ok, I have reserved your ticket with the flight number 1027. Have a nice journey.

USER: Thanks for the service.

ASSISTANT: May I know your name for documentation purpose?

USER: I am Lisa Parker.

ASSISTANT: Ok, thank you for providing the information and for choosing our agency.

USER: Thank you.

ASSISTANT: Most welcome.