You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I am Gregory Evans.

ASSISTANT: Nice to meet you Gregory Evans.

USER: Can you reserve a seat for me from EWR to OAK?

ASSISTANT: Please provide me your travel dates.

USER: Sure, my trip dates are 07/23 and 07/25.

ASSISTANT: UA airline is providing flight for you with price 200.

USER: Please proceed with booking.

ASSISTANT: Your ticket has been booked with your name.

USER: Thanks for your help.

ASSISTANT: Welcome, have a great day.