You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How can I useful to you?

USER: I am Matthew Roberts, can you help em to book a flight from PHX to IAD?

ASSISTANT: Sure, we are  perky to assist you. When do you planned your journey dates?

USER: My travelling dates are 08/04 and 08/06.

ASSISTANT: Do you need any other specifications?

USER: I need a direct flight.

ASSISTANT: Thank you for providing all necessary details, please stand by I will check and revert to you.

USER: Sure.

ASSISTANT: Sorry to notify that there is no direct flight found on your requested dates.

USER: Ok, no issues. Thank you for your information.

ASSISTANT: Thanks for approaching us, have a nice day.