You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Larry Garcia.

ASSISTANT: How may I aid you at this moment?

USER: Can you please book a flight ticket from SFO to IAD?

ASSISTANT: Sure. Could you please mention your preferable travel dates?

USER: Sure, I need to travel on dates of 12/14 and 12/16.

ASSISTANT: Ok, please hold on a moment.

USER: Sure, take your time.

ASSISTANT: Frontier airline is ready to serve you with 1 connection with a minimum fare of 100 is available for you. Shall I book this flight ticket for you?

USER: That is fine, please proceed with booking.

ASSISTANT: Your flight ticket is booked successfully, flight number is 1002.

USER: Thank you for your help.

ASSISTANT: You are welcome Larry Garcia.