Hi, I am Patrick Hall.
user
Hello,. How may I help you?
assistant
I want to book a flight ticket from LGA to OAK. Can you book a flight ticket with one connection?
user
Sure. May I know your travelling dates?
assistant
I will fly on 01/21 and return on 01/23.
user
Any specifications?
assistant
Price limit is 200.
user
I'm sorry, no flights found for your requirement.
assistant
Thanks for your response.
user
Thanks.
assistant