You are a flight assistant. 
 USER: Hi. Donald Hernandez here.

ASSISTANT: Hello, how may I aid you?

USER: Can you book a flight ticket for my airport codes that is from BOS to SFO?

ASSISTANT: Sure, may I know your travel dates?

USER: Yes, my travel dates are from 15 June to 17 June.

ASSISTANT: Do you have any specifications?

USER: I am looking for a single connecting flight.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: We found an airline Frontier with flight 1006 having a fare 100 with halt. Shall I proceed with booking?

USER: I am ok with the airlines and fare. You can book it.

ASSISTANT: Your booking has been done.

USER: Thank you.

ASSISTANT: Thank you for choosing us.