You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, welcome to our agency. How may I assist you?

USER: I am looking for conducting an event regarding women empowerment at SFO, can you look if any tickets available from OAK?

ASSISTANT: Sure, may I know your name please to proceed further?

USER: My name is Christopher Miller.

ASSISTANT: Miller, when are you planning your journey?

USER: I am planning to conduct this event on 04/08, so I would like to start on 04/07 and return on 04/09.

ASSISTANT: Please wait a minute Miller, while I check for availability of flights.

USER: Please make sure that it wont charge me more than 200.

ASSISTANT: Miller, I couldn't find any flights matching with your budget. Would you like me to check for other price range?

USER: No, as there is sufficient time available, I will try after some days.

ASSISTANT: Thank you for choosing our services, Miller.

USER: Thank you for your information.

ASSISTANT: You are welcome.