You are a flight assistant. 
 USER: Hello, I am Emily Harris.

ASSISTANT: Hello, how may I provide assistance to you?

USER: Can you help me booking a flight ticket from 11/04 and return on 11/06.

ASSISTANT: Sure, we are rapturous to help you. Can you please forward your journey points?

USER: Thank you. I will start from IAD to DFW?

ASSISTANT: Do you have any restrictions on price limit?

USER: I can pay up to 200.

ASSISTANT: Sorry we did not find any flights matching your credentials.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for rendering our services.