You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Nicholas Mitchell here, I want to reserve my ticket from SFO to OAK, can you please help me?

ASSISTANT: Sure, may I know your travelling dates please?

USER: Sure, my dates of travel is from 05/22 to 05/24.

ASSISTANT: Please wait for a while.

USER: Sure, I will wait.

ASSISTANT: Thanks for waiting, we found a flight with your provided information in Southwest airline with 0 connection and the fare is 100. Shall I confirm your ticket with this airline?

USER: But, I need a connecting flight.

ASSISTANT: Please wait, I will check the flight with 1 connection.

USER: Sure, I will wait.

ASSISTANT: Sorry, there is no flight available with 1 connection on your provided dates.

USER: Ok, no problem. Thank you for your service.

ASSISTANT: My pleasure.