You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I guide you?

USER: Pamela Lewis here. I would like to attend a music concert at Phoenix. Can you help me in booking a ticket?

ASSISTANT: Yes sure, give me a minute. Can I know your trip details?

USER: I would like to travel on dates 06/24 and 06/26 from EWR to PHX.

ASSISTANT: Sorry Pamela, there is no flight for your following request.

USER: Ok.

ASSISTANT: Thank you to visit here.

USER: Thank you for the information.