You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Christopher Clark here.

ASSISTANT: How can I help you?

USER: I want to travel from SFO to IAD for attending a seminar.

ASSISTANT: Could you please help me with your travel dates for booking flight ticket?

USER: My departure date is 08/01 and return date is 08/03.

ASSISTANT: Ok, please wait a moment.

USER: Make sure my connections limit is 1.

ASSISTANT: There is a flight ticket available as per your requirements. Shall I proceed?

USER: Please proceed for booking.

ASSISTANT: Ok, airline is Hawaiian and flight number is 1018. Your flight ticket is booked.

USER: Thank you for helping me.

ASSISTANT: Thank you for contacting us.