You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I support you today?

USER: I am Rebecca Adams. Please provide a ticket to Philadelphia, PA-PHL from Dallas & Fort Worth, TX-DFW.

ASSISTANT: Sure, I will help you to book a flight ticket. Please share me your planned journey dates?

USER: Departure is on 05/09 and will return by 05/11.

ASSISTANT: Please share me your budget for flight ticket?

USER: Ticket price limit is 500.

ASSISTANT: Please mention the connection limit?

USER: Flight connections limit is 1.

ASSISTANT: Thanks for the details, sorry to inform that there is no flight available on your given journey data.

USER: Thanks for the help.

ASSISTANT: Thank you for contacting us, we hope see you again.