You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I am Brian Mitchell, can you help me to find a flight from PHL to SFO?

ASSISTANT: Ok, when you are willing to travel?

USER: I am willing to travel on 08/23 and 08/25.

ASSISTANT: According to your information, we have a connecting flight-1011 on Frontier airline.

USER: You can proceed.

ASSISTANT: Your ticket has been done with your preferences.

USER: Thanks for your help and information.

ASSISTANT: Welcome.