You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you?

USER: Virginia Wilson here.

ASSISTANT: Virginia Wilson, welcome to global travel agency.

USER: Please look for the flights which are running on the route from PHX to LAX, can you please book a ticket for me if tickets are available?

ASSISTANT: Sure, can you please provide your journey dates to check the flight availability?

USER: My planning dates are from 02/15 till 02/17.

ASSISTANT: Hold on a moment please.

USER: Sure.

ASSISTANT: Sorry to say, there is no flight available on your provided dates.

USER: It's ok. No issues.

ASSISTANT: Is there any other dates have you planned for travelling?

USER: No.

ASSISTANT: Ok, thank you for contacting us.

USER: Thank you for checking.