You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: Pamela Campbell here. Please help me out in booking the ticket from LAS to SFO.

ASSISTANT: May I know your desired travel dates please?

USER: My trip dates will be July 29 to July 31.

ASSISTANT: Do you have any other specifications?

USER: My return time must be in the evening.

ASSISTANT: There is a flight with connection limit 1 and fare 100, shall I proceed for booking?

USER: Please proceed.

ASSISTANT: Your ticket is booked, flight number 1023 with Southwest Airlines.

USER: Thank you.

ASSISTANT: Thank you for opting us.