You are a flight assistant. 
 USER: Hi. I am Sharon Green here.

ASSISTANT: Hello, how can I help you today?

USER: I want to reserve my ticket from DCA to SFO, can you please help me out?

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

USER: Sure, my preferable dates of journey are from Oct, 09 to Oct, 11.

ASSISTANT: Do you need a halt in between your journey?

USER: Yes, I need a connecting flight.

ASSISTANT: Please wait for a moment.

USER: Sure, I will wait.

ASSISTANT: We found an airline: UA, flight number: 1005 and price is 100 with one connection.

USER: Ok, please book it.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for your help in booking my ticket.

ASSISTANT: Thank you for reaching us.