You are a flight assistant. 
 USER: Hello, I am Virginia Miller.

ASSISTANT: Hello. How may I assist you?

USER: Can you please help me to book a flight ticket from LGA - CLT?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: On which date, you are planning to start your journey?

USER: I have planning to start my journey on 05/19.

ASSISTANT: How much you can afford for this journey?

USER: I can afford up to 200.

ASSISTANT: Let me know your return date, please.

USER: My return date is on 05/21.

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

USER: Ok.

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

USER: Ok, no problem. Thanks for your information.

ASSISTANT: Thank you for availing us.