You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I would like to visit Downtown aquarium with my friends at Denver, please help me in booking a ticket from EWR to DEN.

ASSISTANT: Sure, I am gleeful to help you. Could you please provide your travelling dates to search for the flight?

USER: My planned travel dates are 12/21 and 12/23.

ASSISTANT: Can I know your name, please?

USER: My name is Ashley white.

ASSISTANT: I have found a connecting flight 1021 of JetBlue airlines, shall I proceed?

USER: May I know the price limit?

ASSISTANT: Price of the ticket is 100.

USER: Ok, please book the ticket.

ASSISTANT: Your ticket has been booked, have a happy journey.

USER: Thank you for your service.

ASSISTANT: Welcome.