You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what sought of help are you seeking from me?

USER: I need your help in holding a ticket to Las Vegas, NV - LAS on 03/27?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Can you please share your source point and return date?

USER: My nearest source point is New York, NY - EWR. I wish to return on 03/29.

ASSISTANT: May I know your good name please?

USER: Alexander Lopez is my name.

ASSISTANT: There is a connecting flight in Hawaiian airline has fare 100. Shall I proceed for booking?

USER: Sure, you may proceed now.

ASSISTANT: Ok, your booking has been done with a flight 1021.

USER: Thank you for your booking.

ASSISTANT: Thank you for approaching us.