You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,.

USER: I am Sarah Martin.

ASSISTANT: How may I help you?

USER: I am facing to network issue that why I am unable to book my ticket from LAX to IAD.. Please can you do this for me?

ASSISTANT: Sure, may I know your itinerary dates?

USER: My travelling dates are 07/03 and return on 07/05.

ASSISTANT: Thanks for your details, I found a connecting flight from Spirit airline of fare 100 and flight number 1005. Shall I proceed?

USER: You can proceed with booking.

ASSISTANT: Your flight ticket has been processed.

USER: Thank you for your kind help.

ASSISTANT: Thanks for opting us.