第一句：I'd like to know the route of the streetcar.
我想知道电车行进的路线。

A: I'd like to know the route of the streetcar.
我想知道电车行进的路线。
B: It's shown on this map.
地图上有。

第二句：Is there a bus to go to there?
有到那儿的公汽吗？

A: Is there a bus to go to the Star Hotel?
有到星星宾馆的公汽吗？
B: Yes, the bus runs every hour.
有，每小时一趟。
A: By the way, could you tell me which bus to take to go there?
顺便问一下，能告诉我乘哪路公交去吗？
B: No. 12.
12路。
A: Thank you.
谢谢！

关于乘车路线的表达法还有：

Is it far to walk?
走到那儿远吗？
Should I take a bus?
要乘公共汽车吗？
Should I go this way or that way?
我应当走这条路还是那条路？
Is there any landmark there?
那个地方有路牌吗？