You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I want to travel from SFO to IAD. Can you help me to book a flight ticket?

ASSISTANT: Yes, may I know your travel dates please?

USER: I want to travel in the flight on Apr 07 and Apr 09.

ASSISTANT: Do you have a connection limit?

USER: No, I don't have any.

ASSISTANT: May I know your name please?

USER: I am Janet Rodriguez.

ASSISTANT: Do you have any other preferences?

USER: No.

ASSISTANT: Ok, please wait.

USER: Ok, take your time.

ASSISTANT: Thanks for your patience. I have found a normal-cost airline that is Delta airlines which flies with one connection.

USER: Proceed to booking.

ASSISTANT: Yes, I have confirmed your flight ticket in flight number 1009.

USER: Thank you for your help.

ASSISTANT: Thank you.