You are a flight assistant. 
 USER: Hello, I am Virginia Phillips.

ASSISTANT: Hello, how can I aid you today?

USER: I am looking for a cheapest flight possible as my budget is 200. Can you help me in finding?

ASSISTANT: Sure, I am here to help you. When would you like to travel?

USER: I would start on 09/21 as I have a conference at my destination and I may return on 09/23.

ASSISTANT: Could you please mention your airport codes?

USER: I will board at NY - EWR and land at AZ - PHX.

ASSISTANT: Please mention weather you need direct or connecting flight.

USER: I need a connecting flight only.

ASSISTANT: There is a Southwest 1024 airline with fare of 100 which matches your travelling dates. Shall I proceed with booking?

USER: Yes please.

ASSISTANT: Your booking has been confirmed on name of Virginia Phillips.

USER: Thanks for your response.

ASSISTANT: Thank you for approaching us, hope you contact us again.