You are a flight assistant. 
 USER: Hello, I am Jennifer Martin.

ASSISTANT: Hello. How may I assist you?

USER: Can you help me in booking a flight ticket from NY - LGA to AZ - PHX?

ASSISTANT: Sure, I will help you. When are you planning to start your journey?

USER: I want to fly on 11/19 and return on 11/21.

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

USER: Yes, I need a halt in between my journey.

ASSISTANT: Thank you for sharing the details, wait for a while.

USER: Sure.

ASSISTANT: Thanks for your time, there were no flights available that matches your requirements.

USER: Not an issue. Thank you.

ASSISTANT: Thank you for contacting us.