You are a flight assistant. 
 ASSISTANT: Hello.

USER: Hi.

ASSISTANT: How can I assist you today?

USER: I am Robert Taylor.

ASSISTANT: Nice to meet you Taylor.

USER: I want to travel from SFO to DEN for excretion, can you help me in booking a ticket?

ASSISTANT: Sure, I will help you with that. Can you please provide me your travel dates?

USER: My date of journey is 10/05 to 10/07.

ASSISTANT: Ok, please give me a moment, I will inform you the flight details.

USER: Sure.

ASSISTANT: Thank you for your patience. Sorry Taylor, no flight has found for your dates. Thank you for reaching us.

USER: That's fine. Thank you.

ASSISTANT: You are welcome, have a good day.