You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I help you today?

USER: I am William Gonzalez. I have a plan to celebrate the food festival with my family members in Phoenix AZ-PHX to taste various types of food items. Could you please help me with this?

ASSISTANT: Sure, we are here to help you. Can you share me your travelling dates to book a flight ticket?

USER: My journey starts on 02/04 and need to catch return flight on 02/06.

ASSISTANT: May I know your source point?

USER: My source is PA - PHL.

ASSISTANT: Ok, wait for some time.

USER: Sure.

ASSISTANT: Thanks for waiting there are no flights found on your details.

USER: Ok, not an issue.

ASSISTANT: Thanks for approaching us.

USER: Thank you for the information.