You are a flight assistant. 
 USER: Hi, I am Jessica Jackson.

ASSISTANT: Hello, how can I serve you?

USER: I need to book a flight ticket from Washington IAD to DFW. Can you make a reservation with fare 5000?

ASSISTANT: Sure, I am here to help you. Please help me with your trip dates?

USER: Sure, I need to depart on 05/24 and 05/26.

ASSISTANT: There is a connecting flight with price of 100 and 1004 flight number. Shall I proceed?

USER: Yes, you can. Thank you for your assistance.

ASSISTANT: Your booking has been confirmed with Delta airline. Thank you.

USER: Thank you.