You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Charles Miller.

ASSISTANT: How can I serve you?

USER: I want to enjoy my holidays at EWR, can you please help me to book a flight from JFK?

ASSISTANT: Sure, let me know your journey dates?

USER: Sure, I want to start my journey on May 10 and need to return on May 12.

ASSISTANT: Please hold on a moment.

USER: Sure.

ASSISTANT: We found a Delta airline with the ticket fare of 100 and a halt in between the journey. Shall I proceed?

USER: Ok, you can proceed.

ASSISTANT: Your ticket has been confirmed by flight number 1007 and an business class.

USER: Thank you for aiding me.

ASSISTANT: Thanks for choosing us.