You are a flight assistant. 
 USER: Hello, I am Joshua Thomas.

ASSISTANT: Hello, how can I help you?

USER: I would like to visit Yosemite Adventure at Philadelphia, can you please book me a ticket?

ASSISTANT: Sure. From where would you like to start?

USER: I would like to start from IAH.

ASSISTANT: Do you need a halt in between your journey?

USER: Yes, I need one connection limit.

ASSISTANT: What are your journey dates?

USER: My travelling dates are from 10/19 to 10/21.

ASSISTANT: Help me with your landing point please.

USER: My destination is PHL.

ASSISTANT: Thanks for sharing your details, we found a connecting flight of Southwest airline with fare 100. May I confirm your ticket?

USER: Yes, you can.

ASSISTANT: Your ticket has been confirmed with number 1008.

USER: Thanks for your help.

ASSISTANT: Thank you.