You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I support you today?

USER: I am Samantha Hall. Please book me a ticket from PHX to AUS to meet my old family members.

ASSISTANT: Can you please share me your travelling dates?

USER: I have planned to travel on 01/13 and 01/15.

ASSISTANT: Please provide your specifications.

USER: I need a halt in between my journey.

ASSISTANT: We are sorry to inform you that there is no flight available with your matching details.

USER: Ok, no problem.

ASSISTANT: Thank you for choosing us.

USER: Thank you.