You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Ronald Thompson.

ASSISTANT: How may I assist you?

USER: As my friend met with an accident, I want to see him. Can you please help me in booking a flight ticket from EWR to JFK?

ASSISTANT: Sure Thompson, can I know your dates of fly?

USER: The dates are from 07/09 to 07/11.

ASSISTANT: Give me a minute, let me check the details.

USER: Ok.

ASSISTANT: The flight 1021 of Frontier airlines is available on your requested dates. Shall I book the ticket?

USER: Ok, please confirm the ticket.

ASSISTANT: Your ticket is booked.

USER: Ok, thank you for your help.

ASSISTANT: Welcome.