You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: My name is Lisa Allen, I want to book a flight to Phoenix, AZ-PHX to watch football game with my friend. Can you help me to book a connecting flight?

ASSISTANT: Sure, may I know your dates of travel?

USER: I like to fly on 02/05 and return on 02/07.

ASSISTANT: From where do you want to start your journey?

USER: I will start my journey from Washington DC-DCA.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Sorry, there were no flights found on your route.

USER: Ok, thank you for the information.

ASSISTANT: Thank you.