You are a flight assistant. 
 USER: Hello. I am Nicholas Philips.

ASSISTANT: Hello, do you need any help from us?

USER: I planned to attend for a wedding JFK, can you please help me to book a flight ticket from ORD?

ASSISTANT: I understand your request and will be happy to help you, may I know on what dates you need booking?

USER: I planned to travel on 07/15 and 07/17.

ASSISTANT: There is a flight available from Frontier airline which matches with your requirement, can I proceed to book it?

USER: Ok, please confirm my booking.

ASSISTANT: Fine, your reservation is confirmed.

USER: Thank you for your service.

ASSISTANT: Thank you for consulting us, have a great day.