You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Please help me to book a flight ticket from OAK to IAD.

ASSISTANT: Sure, may I know your planned travel dates?

USER: Mar, 8 and Mar, 10 are my planned travel dates.

ASSISTANT: May I know your connection limit?

USER: I am looking for single connection.

ASSISTANT: Do you have any other specifications?

USER: I need to return at morning time.

ASSISTANT: May I know your good name?

USER: Sandra Campbell here.

ASSISTANT: We found an airline: Frontier, flight number: 1001 and price is 200 with one connection.

USER: Please make it confirm.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for reaching us.