You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Larry Taylor.

ASSISTANT: How may I help you today?

USER: I am planning to visit Angel Island at Oakland, could you please help me with booking a flight ticket?

ASSISTANT: I would be happy to help you with that. May I know your travelling dates?

USER: I would like to take off on 06/20 and return on 06/22.

ASSISTANT: Can you please share your airport codes?

USER: My nearest source airport code is IAH and destination airport code is OAK.

ASSISTANT: Wait for a minute.

USER: Sure.

ASSISTANT: I found a ticket for you with price 100, flight number is 1023 and connection is 0.

USER: Please don't book the ticket.

ASSISTANT: That's fine, thank you for reaching us.

USER: Thank you for your service.