You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Myself Linda Thomas. I want to visit a trip.I just want to book a ticket.

ASSISTANT: Sure. Help me with the full details of journey.

USER: My airport codes are from PA-PHL to NV-LAS.

ASSISTANT: May I know the dates?

USER: My dates are from 08/09 to 08/11.

ASSISTANT: Sorry, there is no flight found.

USER: Ok, thank you for your help.

ASSISTANT: There is a flight with connection 1 and airline is UA. Can I book it?

USER: Ok.

ASSISTANT: Your ticket is booked with number 1029. Thank you.

USER: Thank you for your help.