You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Susan Perez.

ASSISTANT: How can I be in your assistance?

USER: I need your assistance in booking a ticket to Oakland. Can you help me?

ASSISTANT: Ok, can you please provide me the complete details of your journey like airport codes?

USER: Sure, I prefer SFO in San Francisco and OAK in Oakland.

ASSISTANT: Ok, may I know the travel dates too check the flights availability?

USER: My planned journey dates are 12/28 and 12/30.

ASSISTANT: There is a flight with airfare 100 and the connection limit 2. Can I book?

USER: I am looking for a 1 connection flight with price below 200. Please search with this preferences.

ASSISTANT: Ok, let me check for that flight please wait.

USER: Ok, take your time.

ASSISTANT: Thank you for waiting I had found a connecting flight for you and the airfare is 500. Is it ok?

USER: Can you find a flight with lesser airfare as mentioned above?

ASSISTANT: I am sorry Perez, I can't book a flight with that airfare you have mentioned.

USER: Its ok, no issues. I will check for another alternative for my trip.

ASSISTANT: Thank you for connecting with our agency.

USER: Thank you for your assistance.