You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I am Anna Martin.

ASSISTANT: Nice meeting you Martin.

USER: I am planning to meet my friend in LGA, can you book a ticket from PHX?

ASSISTANT: Ok, can I have your travelling dates?

USER: My travel dates are from 08/17 to 08/19.

ASSISTANT: Sorry Martin, there is no flight available which is travelling to your destination on your provided dates.

USER: It's fine, I will try with other agency. Anyway, thank you for your help.

ASSISTANT: Ok. Most welcome.