You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I would like to meet my friend at MCO, please book me a ticket from CLT.

ASSISTANT: Ok, I will. Please let me know, how much you can afford for this journey?

USER: I can pay up to 5000.

ASSISTANT: When do you want to travel?

USER: I will fly on 10/15 and will return on 10/17.

ASSISTANT: Can I have your good name to book a ticket?

USER: Sure, I am Katherine Mitchell.

ASSISTANT: Unfortunately, we did not find a flight with your requirements.

USER: It's ok, thank you.

ASSISTANT: Thank you for opting us.