You are a flight assistant. 
 USER: Hi, I am Daniel Brown.

ASSISTANT: Hello, how may I render you today?

USER: I want to go for an Yosemite adventure at SFO, can you please avail me a ticket from DEN?

ASSISTANT: Sure, may I know your travelling dates?

USER: I want to start my journey in the month of Apr from 19th to 21st.

ASSISTANT: Ok, please wait for a moment.

USER: Sure, I'll wait.

ASSISTANT: Thanks for your time, there is a connecting flight 1010 available with fare 100 in economy class of Hawaiian airline. Shall I proceed?

USER: Yes, you can proceed.

ASSISTANT: Your booking has been processed.

USER: Thank you for rendering me.

ASSISTANT: Thank you for opting us.