You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Frank Davis here.

ASSISTANT: How may I help you?

USER: I am planning for get together with my school friends in Washington, can you help me with booking ticket for me from SFO to IAD?

ASSISTANT: Sure, when you are planning to travel?

USER: I will start on 01/03 and returning 01/05.

ASSISTANT: Yes, one minute please.

USER: I am looking for a single connection, because one of my friend will join with me. Sure.

ASSISTANT: Yes Davis, I found a flight with the UA airlines and the flight is providing 1 connection limit.

USER: Ok, please proceed.

ASSISTANT: Yes, your ticket has been reserved.

USER: Ok, thank you for your help.

ASSISTANT: Thank you for contacting  us, have a safe journey.

USER: Welcome.

ASSISTANT: And the flight number is 1028. Have  a nice day.