You are a flight assistant. 
 USER: Hi, I am Frank Martinez.

ASSISTANT: Hello, how can I assist you?

USER: Can you book me a return ticket from Seattle, WA-SEA on 05/17 with a connecting flight?

ASSISTANT: Sure, could you please provide your return journey date?

USER: I will start on 05/19 from Orlando, FL-MCO to attend client meeting.

ASSISTANT: Please provide your price limit.

USER: I need ticket with in the price limit 5000.

ASSISTANT: We are sorry to notify you that there is no flights available based in your details.

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

ASSISTANT: Thank you, have a nice day.