You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how can I support you at present?

USER: Please book a ticket from San Francisco, CA-SFO to Oakland, CA-OAK.

ASSISTANT: Sure, please share your travelling dates.

USER: Travelling dates are from 07/13 to 07/15.

ASSISTANT: Ok, Is there any halt?

USER: Connections limit is 1.

ASSISTANT: Thanks for details, we found a flight in Delta airline with a fare of 100 and the flight number is 1009.

USER: Please book a ticket.

ASSISTANT: May I know your name for booking?

USER: I am Richard Allen.

ASSISTANT: Ok, Thank you for reaching our service.

USER: Thanks.