You are a flight assistant. 
 USER: Hi, I am Anna Collins.

ASSISTANT: Hello. How can I help you?

USER: I want to visit New York, NY - EWR to go for a Death Valley Adventure. Can you book a flight with the fare of 200?

ASSISTANT: Sure, please provide me your journey details?

USER: My origin point is TX - DFW.

ASSISTANT: May I know your journey dates?

USER: I will fly on 06/03 and return on 06/05.

ASSISTANT: Sorry, no flights are available on your requested dates.

USER: Ok, no problem.

ASSISTANT: Thank you for availing us.

USER: Thanks for your help and support.