You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how may I help you?

USER: I am Margaret Thompson. Please, avail me a flight ticket from IAD to reach ORD to meet my family.

ASSISTANT: Sure, can I know your preferable dates?

USER: Sure, I will start on 05/14 and 05/16 is my arrival date.

ASSISTANT: Do you have any halt in between your journey?

USER: Yes, I usually prefer connecting flight.

ASSISTANT: Frontier airline is available with 1 connection and fare is 300. Shall I proceed?

USER: Please, proceed with my booking.

ASSISTANT: Your ticket is booked with 1003 flight number.

USER: Thank you for assisting me.

ASSISTANT: Thank you for reaching us.