the parting statement one uses after a conversation is awkwardly lengthened by the receiver's additional comments or questions; used to mean that our conversation should have ended earlier and you are wasting my time.
phone receptionist: so I will schedule your appointment with Dr. Lipton at tmr 3p.m.
awkward people: yes that will be great. Thank you.
phone receptionist: you're welcome. See you then.
awkward people: (Instead of "see you") and What's your name?