You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I support you?

USER: I am Richard Thomas. I would like to celebrate the nature festival which was going to held at Dallas & Fort Worth TX-DFW to explore the nature.

ASSISTANT: Ok.

USER: Would you please make a plan reservation from PA-PHL?

ASSISTANT: Sure, I am here to help you. Can I have your starting date of journey?

USER: I would like to start on 03/18.

ASSISTANT: Kindly, mention your fare limit.

USER: Fare limit is below 1000.

ASSISTANT: When will you return from Dallas?

USER: I intend to return on 03/20 from Dallas.

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

USER: Sure.

ASSISTANT: Thank you for your time. There is a connecting flight available with fare 200 in Spirit airline having 1007 number. May I reserve it?

USER: Sure, you can reserve it.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for booking my flight ticket.

ASSISTANT: Thank you for choosing us.