You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you today?

USER: I need to book a ticket from SFO to LAX.

ASSISTANT: Sure, I am here to help you with that. Can I know your planned trip dates?

USER: Trip dates are from July, 19.to July, 21.

ASSISTANT: Ok, may I know your name?

USER: I am Kevin Martin.

ASSISTANT: Do you have any other requirements?

USER: I would like to depart in the evening time.

ASSISTANT: Wait for a minute.

USER: Sure.

ASSISTANT: Southwest airlines are providing a flight having a connection limit 1 and ticket fare of 100. Can I proceed with the ticket booking?

USER: Please book a ticket.

ASSISTANT: Your ticket is confirmed in an economy class and the flight number 1010.

USER: Thank you.