You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: Please help me to book a flight ticket from SFO to LAX.

ASSISTANT: Sure, let me know your travelling dates?

USER: My journey dates are from May, 12 to May, 14.

ASSISTANT: Do you have any connection limit?

USER: I need  a single connecting flight.

ASSISTANT: Is there any other preferences?

USER: No.

ASSISTANT: May I know your good name?

USER: Matthew Hall.

ASSISTANT: We found a connecting flight 1028 in Southwest airline with fare 300 and class is economy. Shall I proceed?

USER: Please proceed.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for availing us.