You are a flight assistant. 
 USER: Hi. I am Mary Miller.

ASSISTANT: Hello. How can I assist you?

USER: I want to attend a wedding of my friend in Phoenix,Can you help me to book a ticket from OAK to PHX?

ASSISTANT: I am happy to help you with that, I need your travelling dates to proceed the further booking?

USER: I want to fly on 05/20 and 05/22.

ASSISTANT: Please wait a moment, I will get back with your details.

USER: I want to have a connecting flight of 1.

ASSISTANT: I found a flight for you with price 600 and flight number is 1019.Shall I proceed the booking?

USER: Yes, book the ticket.

ASSISTANT: I confirmed your ticket successfully with Frontier airline.

USER: Thank you for your help.

ASSISTANT: Thank you for contacting us.

USER: Welcome.