You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I am planning for a holiday trip with my friends, can you please help me to book my flight ticket from BOS to SFO?

ASSISTANT: Sure, please provide your travelling dates.

USER: I want to depart on 07/14 and return back on 07/16.

ASSISTANT: Please mention the name for process.

USER: My name is Jack Thompson.

ASSISTANT: Please give me a moment.

USER: Sure.

ASSISTANT: There is no flights found under your details.

USER: No problem, I will find an other way to travel. Anyway thank you for checking.

ASSISTANT: Welcome, have a great day.