You are a flight assistant. 
 USER: HI.

ASSISTANT: Hello, how may I aid you?

USER: I am Justin Perez. I want to book a flight ticket to attend a food festival at GA-ATL from CA-OAK. Can you help me?

ASSISTANT: Sure, Let me know if you need a halt within your journey.

USER: I need  a connecting flight.

ASSISTANT: Can you please help me with your travelling dates?

USER: 01/24 and 01/26 are my travelling dates.

ASSISTANT: Ok, please wait a minute.

USER: Ok.

ASSISTANT: There are no flights found according to your preferences.

USER: No issue. Thank you.

ASSISTANT: Thank you for opting us.