You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I want to book the flight ticket from SEA to SFO. Can you please help me?

ASSISTANT: Sure, can you share me your trip dates?

USER: My  travel dates are Apr 30 and May 2.

ASSISTANT: Do you have any connection limit?

USER: I need a single connection flight.

ASSISTANT: Is there any other specifications?

USER: No.

ASSISTANT: Can I have your good name?

USER: My name is Paul walker.

ASSISTANT: Sorry, no flights are found on your travelling dates.

USER: Not an issue, thank you for the information.

ASSISTANT: Thank you for opting us.