You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Emma Walker. Could you please book a flight ticket from NY-EWR to AZ-PHX?

ASSISTANT: Could you please provide your travelling dates?

USER: My travelling dates are 05/10 and 05/12.

ASSISTANT: There is a flight with price 100 and flight number is 1002, would you like to proceed?

USER: Please book this flight ticket.

ASSISTANT: Sure. Your booking is confirmed. Thank you for contacting us.

USER: Thank you for your help.

ASSISTANT: Have a nice day.