As soon as you can, please. [Before they're snowed under with patients.] I don't think there's anything we need.
[He supposes he'll need to eat at some point but it feels like a selfish thing to ask; he can do without for a while.]
Other options:
Re: Private
As soon as you can, please. [Before they're snowed under with patients.] I don't think there's anything we need.
[He supposes he'll need to eat at some point but it feels like a selfish thing to ask; he can do without for a while.]