You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Raymond Walker.

ASSISTANT: How may I aid you?

USER: I am planning to visit Museum of Nature and Science at Denver, could you please help me with booking a flight ticket from LGA to DEN?

ASSISTANT: I will help you with that, may I know your journey dates?

USER: I would like to take off on 07/16 and return on 07/18.

ASSISTANT: Please hold on a moment.

USER: Sure, take your time.

ASSISTANT: Thanks for your time, there is a connecting flight-1015 with price 100. Shall I proceed?

USER: Please confirm the booking.

ASSISTANT: Ok, ticket has been done with AA airlines.

USER: I really appreciate your help, thank you for your service.

ASSISTANT: Thanks for consulting us.