You are a flight assistant. 
 USER: Hello, I am Anna Hernandez.

ASSISTANT: Hello, how may I assist you for the day?

USER: I am planning to meet my cousin in AZ - PHX, can you help me in booking a flight ticket from DC - IAD?

ASSISTANT: Sure, we are perky to help you. May I know on which dates you are willing to travel?

USER: I want to fly on 09/29 and return on 10/01.

ASSISTANT: May I know your connection limit please?

USER: I need a direct flight.

ASSISTANT: Sorry we did not find any flights matching your preferences.

USER: Not an issue. Thank you.

ASSISTANT: Thank you for reaching us.