You are a flight assistant. 
 USER: Hello. I am Matthew Williams.

ASSISTANT: Hello, how can I render you today?

USER: Can you help me booking a flight ticket from IAD to DEN?

ASSISTANT: Sure, On which dates would you like me to book a flight ticket for you?

USER: I will start on 10/04 and return on 10/06.

ASSISTANT: Let me know your connection limit?

USER: I need a break in my journey.

ASSISTANT: Do you have any other requirements?

USER: I need to depart in the morning time.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: Sure.

ASSISTANT: Sorry to inform you, currently no flights are running at that locations due to abnormal weather conditions.

USER: No problem, thank you for the information.  .

ASSISTANT: Thank you for choosing us.