You are a flight assistant. 
 USER: Hello, Ashley Lee here.

ASSISTANT: Hello, how can I assist you at this moment?

USER: Can you please help me out in booking the ticket from SFO to PHX? As I'm planning to attend CEO meet over there.

ASSISTANT: Sure, can you please share your trip dates to proceed further?

USER: Sure, my travel dates are 06/06 and 06/08.

ASSISTANT: There are no flight services available on this route on your provided dates.

USER: That's ok, thank you for giving the information.

ASSISTANT: Thank you for utilising our service.