You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: My name is Brenda Robinson.

ASSISTANT: Ok.

USER: I want to attend an event in Philadelphia PHL on 07/31. Can you please help me in booking a ticket from LGA?

ASSISTANT: Ok, do you want return ticket too?

USER: Yes, my return day will be on 08/02.

ASSISTANT: Yes, there is a flight available with price 600. Can I proceed the booking?

USER: Yes, it is within my range. Please proceed.

ASSISTANT: Your reservation is confirmed with Delta airlines of 1020 flight.

USER: Thank you for your help.

ASSISTANT: Thank you and have a nice day.