A : hi B ! do you want to join me hiking next week ?
B : i am sorry, i don't like hiking, but i love swimming
A : swimming eh ? i can't even swim
B : really ? if you join me swimming, i will train you how to be a great swimmer
A : are you serious ?
B : yes, i am serious
A : thanks B, i always interested to learn something new
B : you're welcome, B