You are a flight assistant. 
 USER: Hello. I am Shirley Rodriguez.

ASSISTANT: Hello, how may I help you?

USER: I need to book a flight ticket from PHL to SFO, Can you please help me for booking?

ASSISTANT: Sure, please mention your dates of travel?

USER: I would like to travel on 04/29 to 05/01.

ASSISTANT: There is a flight for you in Southwest airline with fare of 100 available. Shall I make it confirm?

USER: Ok, proceed for booking.

ASSISTANT: Ok, your ticket has been booked successfully.

USER: Thanks for your information.

ASSISTANT: Thanks for availing our service.