You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello. How can I assist you?

USER: I am planning to celebrate my bachelors party at stranahan's Colorado whiskey tour in Denver, CO - DEN. Can you assist me to book a connecting flight?

ASSISTANT: Ok, may I know your travel dates?

USER: My trip dates are 08/22 and recur on 08/24..

ASSISTANT:  Help me with your source point?

USER: My source is from Washington DC - IAD.

ASSISTANT: Do you have any preference?

USER: I can afford up to 5000.

ASSISTANT: May I know your good name for documentation?

USER: I am Nancy Phillips.

ASSISTANT:  Ok, please wait I will revert you in a moment.

USER: Sure.

ASSISTANT:  Sorry to notify you that no flights were available on your travel dates.

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

ASSISTANT:  Thank you for reaching us.