You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I'm Mary Parker.I am planning to attend the sports event which is going to held at New York, can you please help me with booking a flight ticket?

ASSISTANT: Sure, can you provide me your travelling details?

USER: Ok, my departure date is on 04/19 and the return date is on 04/21. Please make sure that the price limit should not exceed 500.

ASSISTANT: May I know your airport codes?

USER: Sure, it is from IAD to LGA.

ASSISTANT: Yes, there is a flight 1010 available with 2 connections from Hawaiian airlines. Shall I proceed to book the ticket?

USER: Please don't proceed. I need a flight with 1 connection.

ASSISTANT: Ok, there is a flight 1025 of UA airlines available for you.

USER: No, thank you. Thank you for your help. Yes, proceed with booking a flight.

ASSISTANT: Ok. your booking is confirmed.

USER: Thank you.

ASSISTANT: Thank you for approaching us.

USER: I appreciate your help.