You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I assist you today?

USER: I want to attend a music festival at Phoenix. So, can you help me in finding a direct flight from DFW?

ASSISTANT: Sure, I am glad to help you.

USER: Thank you.

ASSISTANT: Please share the airport code of Phoenix.

USER: My destination airport code is PHX.

ASSISTANT: Ok, let me know your journey dates please.

USER: I will start my journey on May 23 and return on May 25.

ASSISTANT: To proceed further, may I know your good name?

USER: Myself Samantha Miller.

ASSISTANT: Thanks for sharing your journey details but, no flights found in search.

USER: Ok, not an issue. Thank you for your quick response.

ASSISTANT: Thank you.