I'm afraid I don't apply for at least half of your services. The other half I'd be rubbish at. So, no, I suppose I didn't want anything. Just thought I'd say hello, really. I hadn't seen you before.
Other options:
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I'm afraid I don't apply for at least half of your services. The other half I'd be rubbish at. So, no, I suppose I didn't want anything. Just thought I'd say hello, really. I hadn't seen you before.