在英语中，初次相遇时的寒暄可以采用以下几种方式：

正式问候

How do you do？

Nice to meet you.

非正式问候

Hi!

How are you？

What’s up？

自我介绍

I’m [Your Name].

My name is [Your Name].

询问对方

Are you [Name]？

Yes, I am.

结束语

I hope we’ll meet again.

It was nice meeting you.

记得在问候时保持微笑，保持眼神交流，这样可以展现出友好和尊重。