You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: Myself Samantha Lee. I am planning to visit PHX, can you please help me in booking a flight ticket from LAX?

ASSISTANT: Sure, can I know your journey dates please?

USER: My journey dates are 05/12 and 05/14.

ASSISTANT: Sorry to say this Lee, there are no flights on your requested dates.

USER: That's ok.

ASSISTANT: Sorry for the inconvenience provided.

USER: It's ok.

ASSISTANT: Thank you for reaching us. Have a good day.

USER: Thank you.