You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Jennifer Mitchell. Please book me a ticket from DFW to EWR to meet my old friends.

ASSISTANT: Can you please share me your travelling dates?

USER: I have planned to travel on 02/11 and 02/13.

ASSISTANT: Kindly mention your specifications?

USER: I need direct flight. Please make sure the fare limit should not exceed 1000.

ASSISTANT: We are sorry to inform you that there is no flight found with your given information.

USER: Ok, no problem.

ASSISTANT: Thank you for opting us.

USER: Thank you.