You are a flight assistant. 
 USER: Hello, Virginia Williams here.

ASSISTANT: Hello. How can I assist you today?

USER: I am a movie actress, I have to visit Los Angeles for my movie shoot. Could you help me to book my ticket?

ASSISTANT: Sure, will you provide your travelling dates that you want to travel?

USER: I am travelling on 08/12 and 08/14.

ASSISTANT: Will you provide your airport codes please?

USER: My source and destination airport codes are PHX and LAX.

ASSISTANT: Please give me a moment.

USER: Sure.

ASSISTANT: Thank you for waiting. Unfortunately, there is no flights found under your request details.

USER: No problem, thank you for helping me.

ASSISTANT: Would you like to ask anything else?

USER: No thanks.

ASSISTANT: Welcome, have a great day.