You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I'm Deborah Smith.

ASSISTANT: How can I assist you at this moment?

USER: I am planning to attend convocation meeting at OAK, can you please help me with booking a flight ticket from DEN?

ASSISTANT: Sure, I will help you with that. Ok, please provide me your travel dates too.

USER: Sure, I would like to take off on 04/29 and return back on 05/01.

ASSISTANT: Ok, please be hold on for a moment.

USER: Ok, but please make sure that the price limit does not exceed 200.

ASSISTANT: Yes, I have found a flight in Frontier airlines with connection 0 and price 100, is it ok for you?

USER: I need a flight with 1 connection.

ASSISTANT: Sorry Deborah Smith, no flight is available with connection 1.

USER: Ok, no issues. Thank you for the information.

ASSISTANT: Thank you for choosing us, have a good day.

USER: You are welcome.