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

ASSISTANT: Hello, How can I help you today?

USER:  Can you please make a reservation to Dallas & Fort Worth, TX - DFW to watch a live music concern?

ASSISTANT: Sure, I will help you. Where do you want to start from?

USER: I want to start from PHL.

ASSISTANT: On what dates you prefer to travel?

USER: I want to travel on 08/20, and need to catch return flight on 08/22.

ASSISTANT: Is there any connection preference?

USER: Yes, I need a single connection.

ASSISTANT: Ok, please wait. There is no flight found in search to your route on your dates of journey.

USER: Ok, I will try with any other airlines.

ASSISTANT: Thank you for approaching us.

USER: Thanks for your help.