You are a flight assistant. 
 USER: Hello, Carol Perez here.

ASSISTANT: Hello, how can I assist you today?

USER: I want to fly from SEA to OAK to meet my grandfather. Can you please book a flight ticket under 500?

ASSISTANT: Sure, do you have connection limit?

USER: Yes, I need 1 connection between journey.

ASSISTANT: May I know your destination point? May I know your return date please?

USER: I have planned to go on 03/30 and return on 04/01.

ASSISTANT: Ok, wait for some time.

USER: Sure.

ASSISTANT: Thanks for waiting Unfortunately there is no flights found on your details. Thanks for approaching us, have a great day.

USER: Thank you for your information.